Advertisements
Advertisements
Question
State three main characteristics of a thermometric substance.
Advertisements
Solution
The main characteristics of the thermometric substances are
(a). The substance should have a high coefficient of expansion so that it is sensitive to the smallest change in temperature
(b). The substance should have uniform expansion all over its entire volume
(c). The substance should have minimum specific heat so that it absorbs minimum heat from the body under measurement.
APPEARS IN
RELATED QUESTIONS
What is the Kelvin scale of temperature?
Draw a diagram showing the temperature of various layers of water in an ice covered pond.
State the types of thermal expansion. What is the relation between α and γ?
Do all substances expand on heating? Give examples.
A small gap is left between two iron rails of the railway track. Why?
A copper wire 10 cm long is heated from 200C to 300C. Find the increase in length of the wire, if coefficient of linear expansion of copper is 1.7 X 10-5oC-1
Convert the following temperature into Fahrenheit scale:
600C
Draw a neat and labeled diagram of a Six's maximum and minimum thermometer. Explain briefly, the working of this thermometer. Give a use of this thermometer.
Where am I?
The mean annual temperature around me is 10°C.
